Angle adjustment apparatus and tv mounting bracket thereof

Abstract

An angle adjustment apparatus includes a first connector, a second connector, a first adjusting member, a second adjusting member, and a third adjusting member. The third end of the second connector is rotatably connected to the first end of the first connector through a pivot shaft. The first adjusting member is connected to the second end of the first connector. The second adjusting member is connected to the fourth end of the second connector. The third adjusting member is configured to adjust a distance between the second end of the first connector and the fourth end of the second connector. At least one of the first adjusting member and the second adjusting member is rotatably connected to the first connector corresponding thereto or the second connector corresponding thereto, and a rotation axis for the rotatable connection is parallel to the pivot shaft.

What is claimed is: 
     
       1. An angle adjustment apparatus, comprising:
 a first connector having a first end and a second end; 
 a second connector having a third end and a fourth end, the third end of the second connector being rotatably connected to the first end of the first connector through a pivot shaft; 
 a first adjusting member, the first adjusting member being connected to the second end of the first connector; 
 a second adjusting member, the second adjusting member being connected to the fourth end of the second connector; and 
 a third adjusting member configured to adjust a distance between the second end of the first connector and the fourth end of the second connector; 
 wherein at least one of the first adjusting member and the second adjusting member is rotatably connected to the first connector corresponding thereto or the second connector corresponding thereto, and a rotation axis for a rotatable connection is parallel to the pivot shaft; 
 wherein the third adjusting member comprises a threaded connector, a positioning structure, and a threaded structure; one of the first adjusting member and the second adjusting member is provided with the positioning structure and the other one of the first adjusting member and the second adjusting member is provided with the threaded structure, and both ends of the threaded connector are connected to the positioning structure and the threaded structure, respectively. 
 
     
     
       2. The angle adjustment apparatus according to  claim 1 , wherein the threaded connector is perpendicular to the pivot shaft. 
     
     
       3. The angle adjustment apparatus according to  claim 1 , wherein a tolerance is provided between the positioning structure and the threaded connector. 
     
     
       4. The angle adjustment apparatus according to  claim 1 , wherein the threaded connector comprises a bolt and a nut in threaded connection with the bolt, the positioning structure is a via hole, a head of the bolt and the nut are arranged adjacent to both sides of the via hole, respectively, and the threaded structure is a through screw hole. 
     
     
       5. The angle adjustment apparatus according to  claim 1 , wherein the positioning structure is a via hole, the threaded structure is an internal threaded sleeve, the threaded connector is provided with a limiting head at one end and a threaded segment at the other end; the threaded connector is provided with an assembly portion between the limiting head and the threaded segment, and the threaded segment is configured to be in threaded connection with the internal threaded sleeve. 
     
     
       6. The angle adjustment apparatus according to  claim 1 , wherein the first connector and the second connector are respectively provided with a first pivot connection portion and a second pivot connection portion, and the pivot shaft runs through the first pivot connection portion and the second pivot connection portion to allow a pivot connection between the first connector and the second connector. 
     
     
       7. The angle adjustment apparatus according to  claim 1 , wherein the pivot shaft comprises a pivot bolt and a pivot threaded sleeve; the pivot threaded sleeve and the pivot bolt each comprise a limiting end and a threaded connection segment connected to the limiting end, and the pivot threaded sleeve and the pivot bolt are connected to each other through the threaded connection segment. 
     
     
       8. The angle adjustment apparatus according to  claim 1 , wherein the first connector further comprises a first connection body extending in a vertical direction, the first connection body are respectively provided with a first top plate and a first bottom plate extending toward a same side at both ends of the first connection body, a third connector is arranged between the first top plate and the first bottom plate, and the first adjusting member is arranged below the first bottom plate. 
     
     
       9. The angle adjustment apparatus according to  claim 1 , wherein the second connector further comprises a second connection body and a second bottom plate, the second bottom plate and the second connection body extend in different directions, and the second adjusting member is arranged below the second bottom plate. 
     
     
       10. An angle adjustment apparatus, comprising:
 a first connector having a first end and a second end and configured to be connected to a mounting surface; 
 a second connector having a third end and a fourth end and configured to be connected to a display device, the third end of the second connector being rotatably connected to the first end of the first connector through a pivot shaft; and 
 an adjusting component connected to the first connector and the second connector and configured to adjust a distance between the first connector and the second connector; 
 wherein when the adjusting component adjusts the distance between the first connector and the second connector, the fourth end of the second connector rotates with the adjusting component about a rotation axis parallel to the pivot shaft; 
 wherein the adjusting component comprises:
 a first adjusting member connected to the second end of the first connector; 
 a second adjusting member connected to the fourth end of the second connector; and 
 a third adjusting member connected to the first adjusting member and the second adjusting member, wherein at least one of the first adjusting member and the second adjusting member is rotatably connected to the first connector corresponding thereto or the second connector corresponding thereto about the rotation axis; 
 wherein both ends of the third adjusting member are threaded through and connected to the first adjusting member and the second adjusting member; an extension direction of the third adjusting member is perpendicular to the pivot shaft, and when the distance between the first connector and the second connector is adjusted, the third adjusting member rotates in the extension direction thereof. 
 
 
     
     
       11. The angle adjustment apparatus according to  claim 10 , wherein a tolerance is provided between the first adjusting member and the third adjusting member. 
     
     
       12. A television (TV) mounting bracket, comprising the angle adjustment apparatus according to  claim 1  and a connecting arm, the connecting arm having one end connected to the angle adjustment apparatus and the other end connected to a mounting surface. 
     
     
       13. A TV mounting bracket, comprising the angle adjustment apparatus according to  claim 10  and a connecting arm, the connecting arm having one end connected to the angle adjustment apparatus and the other end connected to the mounting surface.